package com.fearless.demo04.impl;

import com.fearless.demo04.BoyService;

public class BoyServiceImpl implements BoyService {
    public void grow() {
        System.out.println("成长.");
    }

    public void strive() {
        System.out.println("奋斗");
        int x=5/0;

    }

    public void die() {
        System.out.println("死亡");

    }
}
